| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. E Kalerwa vs T Seymour |
| 0-1 | 44 | 2013 | London Chess Classic Open | A25 English |
| 27. T Seymour vs A James |
| 0-1 | 30 | 2013 | London Chess Classic Open | E09 Catalan, Closed |
| 28. T Seymour vs J Westerberg |
| 0-1 | 44 | 2015 | London Chess Classic Open | B22 Sicilian, Alapin |
| 29. F Fernandez Aransay vs T Seymour |
| 0-1 | 27 | 2015 | London Chess Classic Open | C60 Ruy Lopez |
| 30. T Seymour vs P Haugli |
| 0-1 | 39 | 2015 | London Chess Classic Open | B40 Sicilian |
| 31. P Mulay vs T Seymour |
| 0-1 | 19 | 2015 | London Chess Classic Open | B01 Scandinavian |
| 32. T Seymour vs E Ronka |
| 0-1 | 23 | 2015 | London Chess Classic Open | B10 Caro-Kann |
| 33. W Phillips vs T Seymour |
| 0-1 | 45 | 2015 | London Chess Classic Open | A46 Queen's Pawn Game |
| 34. T Seymour vs M Lercel |
| 0-1 | 80 | 2015 | London Chess Classic Open | C78 Ruy Lopez |
| 35. J Shepley vs T Seymour |
| ½-½ | 40 | 2015 | London Chess Classic Open | C26 Vienna |
| 36. T Seymour vs T Riedener |
| 1-0 | 30 | 2015 | London Chess Classic Open | B22 Sicilian, Alapin |
| 37. T Seymour vs M Rogacewicz |
| 1-0 | 25 | 2016 | London Chess Classic Open | C05 French, Tarrasch |
| 38. T Seymour vs F Grafl |
| 0-1 | 37 | 2016 | London Chess Classic Open | A10 English |
| 39. M E Osborne vs T Seymour |
| 0-1 | 54 | 2016 | London Chess Classic Open | C70 Ruy Lopez |
| 40. M Gedajlovic vs T Seymour |
| 1-0 | 41 | 2016 | London Chess Classic Open | A80 Dutch |
| 41. T Seymour vs J Grant |
| ½-½ | 47 | 2016 | London Chess Classic Open | B11 Caro-Kann, Two Knights, 3...Bg4 |
| 42. J Richardson vs T Seymour |
| ½-½ | 29 | 2016 | London Chess Classic Open | C60 Ruy Lopez |
| 43. T Seymour vs T Kett |
| ½-½ | 22 | 2016 | London Chess Classic Open | A20 English |
| 44. P Stigar vs T Seymour |
| 1-0 | 39 | 2016 | London Chess Classic Open | A15 English |
| 45. Samuel Gilmore vs T Seymour |
| ½-½ | 15 | 2019 | London Chess Classic Open | D38 Queen's Gambit Declined, Ragozin Variation |
| 46. T Seymour vs J Cox |
| 0-1 | 31 | 2019 | London Chess Classic Open | A10 English |
| 47. T Seymour vs Joshua John |
| 1-0 | 64 | 2019 | London Chess Classic Open | D45 Queen's Gambit Declined Semi-Slav |
| 48. A Hill vs T Seymour |
| 0-1 | 62 | 2019 | London Chess Classic Open | A07 King's Indian Attack |
| 49. T Seymour vs T Fodor Jr |
| 0-1 | 21 | 2019 | London Chess Classic Open | C78 Ruy Lopez |
| 50. Gabor Akots vs T Seymour |
| ½-½ | 15 | 2019 | London Chess Classic Open | C53 Giuoco Piano |
Kibitzing
